Work zone safety continues to be one of the important focus areas for transportation agencies. Previous studies have identified that vehicle speed and lighting conditions are significant risk factors … [Read more...] about Evaluation of the Impact of Presence Lighting and Digital Speed Limit Trailers on Interstate Speeds in Indiana Work Zones
Variable Speed Limit Systems
Analysis of Speed Profiles and Evaluation of Dynamic Signs in Kansas Work Zones
Work zones are essential for maintaining and improving roadways in the United States. Although reduced speed limits are used throughout work zones to increase worker and driver safety, motorists often … [Read more...] about Analysis of Speed Profiles and Evaluation of Dynamic Signs in Kansas Work Zones
Integrated Control Method for Freeway Work Zones Under Partially Connected Vehicle Environment
Highway work zones can cause traffic congestion and even traffic accidents. Dynamic lane merging (DM) and variable speed limit (VSL) systems are possible solutions to improve the efficiency of work … [Read more...] about Integrated Control Method for Freeway Work Zones Under Partially Connected Vehicle Environment
Toolbox of Low-Cost Work Zone Management Strategies
This webinar is geared towards engineers, technicians, and practitioners working for local and state DOTs who are interested in learning more about available low cost work zone strategies and their … [Read more...] about Toolbox of Low-Cost Work Zone Management Strategies
Simulation and Evaluation of Speed and Lane-Changing Advisory of CAVS at Work Zones in Heterogeneous Traffic Flow
Emerging connected autonomous vehicle (CAV) technologies provide an opportunity to the vehicle motion control to improve the traffic performance. This study simulated and evaluated the CAV-based speed … [Read more...] about Simulation and Evaluation of Speed and Lane-Changing Advisory of CAVS at Work Zones in Heterogeneous Traffic Flow
Fault-Tolerant Control of Variable Speed Limits for Freeway Work Zone Using Likelihood Estimation
Freeway work zone with lane closure can lead to disruption to local traffic and cause significant impacts on mobility, safety and environmental sustainability. To mitigate traffic congestion near work … [Read more...] about Fault-Tolerant Control of Variable Speed Limits for Freeway Work Zone Using Likelihood Estimation